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Vex3-byte1

Vex3-byte1-p

Recognizer for vex3-byte1 bit structures.

Signature
(vex3-byte1-p vex3byte1) → *

Definitions and Theorems

Function: vex3-byte1-p$inline

(defun vex3-byte1-p$inline (vex3byte1)
  (declare (xargs :guard t))
  (mbe :logic (unsigned-byte-p 8 vex3byte1)
       :exec (and (natp vex3byte1)
                  (< vex3byte1 256))))

Theorem: vex3-byte1-p-when-unsigned-byte-p

(defthm vex3-byte1-p-when-unsigned-byte-p
  (implies (unsigned-byte-p 8 vex3byte1)
           (vex3-byte1-p vex3byte1)))

Theorem: unsigned-byte-p-when-vex3-byte1-p

(defthm unsigned-byte-p-when-vex3-byte1-p
  (implies (vex3-byte1-p vex3byte1)
           (unsigned-byte-p 8 vex3byte1)))

Theorem: vex3-byte1-p-compound-recognizer

(defthm vex3-byte1-p-compound-recognizer
  (implies (vex3-byte1-p vex3byte1)
           (natp vex3byte1))
  :rule-classes :compound-recognizer)